The Refractor Head Manual AA-201 with Arm is a high-precision manual phoropter designed for accurate subjective refraction in optometry clinics, optical shops, ophthalmology practices, hospitals, and training institutions. With its smooth mechanical controls, durable lens system, and arm-mounted configuration, it provides a reliable and professional setup for comprehensive eye examinations.

Key Features

✔ Precision Manual Lens System

• High-accuracy rotating lens discs

• Smooth and quiet lens switching

• Enables precise adjustments for sphere, cylinder, axis, and prism

✔ Full Test Lens Range

Includes:

• Spherical lenses (positive & negative)

• Cylindrical lenses

• Cross-cylinder lens

• Risley prisms (model dependent)

• Auxiliary lenses (occluder, pinhole, Maddox rod, etc.)

✔ Adjustable Exam Arm Included

• Strong, stable arm for mounting the phoropter

• Allows smooth positioning in front of the patient

• Compatible with most refraction units and stands

✔ Ergonomic & Easy to Operate

• Intuitive control knobs

• Clearly marked scales for fast readings

• Ideal for both beginners and experienced clinicians

✔ High-Quality Optics

• Clear, distortion-free view

• Consistent illumination and alignment

• Ensures reliable refraction for all patient types

✔ Durable Professional Build

• Strong metal frame

• Long-lasting mechanical components

• Designed for daily use in busy clinics

Benefits

• Provides accurate, repeatable subjective refraction

• Essential tool for prescription eyewear and clinical examinations

• Cost-effective compared to digital refractors

• No electronics → very low maintenance

• Suitable for clinics with limited space or mobile refraction setups

• Perfect for training institutions requiring robust manual phoropters

Typical Specifications (AA-201 Series)

(May vary slightly by manufacturer)

• Sphere Range: –19.00D to +16.75D

• Cylinder Range: 0 to ±6.00D

• Cylinder Axis: 0°–180°

• Cross Cylinder: ±0.25 / ±0.50 (model dependent)

• Prism: 0–20∆ (Risley prism optional)

• Pupil Distance (PD): 48–80 mm

• Vertex Distance: Adjustable

• Mount: Refraction arm included

• Material: Metal and optical-grade lenses

Applications

• Optometry clinics

• Ophthalmology centers

• Optical shops

• Teaching & training institutions

• Mobile eye screening units